19400+2712 COU 822

 
 
19h 40m 02.92s +27 11' 59.9" P.A. 178 sep 0.3 mag 8.80,8.80 Sp A0
 
 
Coord 2000
19400+2712
Discov num
COU 822
Comp
Coord arcsec 2000
19 40 02.92 +27 11 59.9
Date first
1972
Date last
2011
Obs
10
Pa first
143
Pa last
178
P.A. Now (θ)
178°
Sep first
0.2
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
8.80
Mag sec
8.80
delta mag (ΔM)
0
Spectral class
A0 (white)
Pri motion ra
+012
Sec motion ra
Pri motion dec
+004
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
178.2
Precise sep
0.27
Constellation
Vulpecula
SAO
87533
Tycho2
2146-00185-1
Gaia DR2
61655081856
HD
185819
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19400+2712 COU 822 1996 8 141 0.2 8.80 8.80 A0 194002.92+271159.9
19400+2712 COU 822 2007 9 144 0.2 8.80 8.80 A0 194002.92+271159.9
19400+2712 COU 822 2011 10 178 0.3 8.80 8.80 A0 194002.92+271159.9

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